Dell POWERVAULT MD3600F Owner's Manual page 151

NOTE:
or unmounting the virtual drive in Linux helps to guarantee a stable copy of the
drive for the Snapshot.
Before creating a snapshot virtual disk, the host server has to be in the proper
state. To ensure that the host server is properly prepared to create a snapshot
virtual disk, you can either use an application to carry out this task, or you can
perform the following steps:
1 Stop all I/O activity to the source.
2 In the AMW, select the Logical tab and select a valid source virtual disk.
3 Select Virtual DiskSnapshotCreate.
or
Right-click the source virtual disk and select Create Snapshot Virtual Disk
from the pop-up menu.
The Create Snapshot Virtual Disk Wizard - Introduction dialog is
displayed.
4 Select Simple (Recommended) and click Next.
The Specify Snapshot Schedule window is displayed.
5 Choose Yes to set up a schedule for the new snapshot virtual disk creation.
To skip this option and create the snapshot immediately, choose No.
6 If you specified a snapshot schedule, define the schedule details in the
Create Snapshot Schedule window and click Next.
7 Enter the Snapshot virtual disk name and the Snapshot repository virtual
disk name and click Next.
The Specify Snapshot Repository Capacity window is displayed.
8 Enter the snapshot repository virtual disks capacity as a percentage of the
source virtual disks capacity and click Next.
The Preview window containing the summary of the snapshot virtual disk
is displayed.
9 Click Finish.
The Completed window is displayed.
10 Click OK.
Removing the drive letter of the associated virtual disk(s) in Windows
Configuration: Premium Feature—Snapshot Virtual Disks
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